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System stops boot process with black screen and displays a missing or corrupt error message for Winload.exe or Bootmgr.exe

The system stops the boot process on Windows Vista and displays one of these two error messages on a black screen:1. Winload.exe missing or corrupt.2.Bootmgr.exe missing or corrupt.

Note: OneKey Recovery might not be able to restore the system.

Affected configurations

The above symptom may occur on the following system:

Lenovo 3000 K100, H210

IdeaCenre K200, K210, K220, K230, A600

Solution

Running Restore Factory Backup or Restore Original Backup from OneKey Recovery might not be enough to restore the system.Boot the system to the Lenovo Product Recovery DVD to delete the current partition(s) on the hard drive, this drive is referred to as Disk 0. Then restore and format the partition(s) on Disk 0 and use OneKey Recovery to restore the system. Follow the instructions provided on Recovery Process, below. Note:When restoring the partition(s) on your hard drive, make sure to keep the exact number of partition(s) and their original size; otherwise OneKey Recovery would fail to restore the system. Instructions to comply with this requirement are provided under "Recovery Process".Make sure to Backup before you proceed with the recovery process.

1. Boot the system to the Lenovo Product Recovery DVD: (1) Turn system on. (2) Press the F12 key right after the Lenovo LOGO is displayed. (3) When the "Startup Device Menu" or "Select Boot Device" screen is displayed, insert the Lenovo Product Recovery DVD. (4) Select CD/DVD as the boot option. (5) Press any key to boot from the DVD when the system displays this message: "Press any key to boot from CD or DVD".2. Press "NEXT" at the "Install Windows Vista" screen.3. Press "NEXT" again to select Windows Vista Home Premium.4. The screen "Where to Install Windows" will display all partitions available in the hard drive, except for the service partition, which would remain hidden. (1) If hard drive Disk 0 is configured with two partitions (Disk 0 Partition 1 and Disk 0 Partition 2), proceed to "Deleting Two Partitions on Disk 0". (2) If hard drive Disk 0 is configured with a single partition (Disk 0 Partition 1), proceed to "Deleting Single Partition on Disk 0".

1. Click "New" to create Disk 0 Partition 1 again.2. Enter the size of the partition to be 30000 MB (this is equivalent to 30 GB). Note: Do not change the size of partition 1, it has to be 30000 MB (30 GB)3. Click "APPLY" to set the size of Disk 0 Partition 1 to 30GB.4. When the partition is created, click "Format" to format the partition.5. Now click on the remaining unallocated partition.6. Click "New" and then click "APPLY". This will assign the remaining available hard drive space to Disk 0 Partition 2.7. When the partition is created, click "Format" to format the partition.8. Remove the Lenovo Product Recovery DVD.9. Press the power button until the system is powered off.10. Proceed to Recovering System with OneKey Recovery.

1. Click on "Drive options (Advanced)."2. Click on "Delete" to remove Disk 0 Partition 1.3. Click "OK" to confirm deletion of partition.4. Proceed to Restoring Single Partition on Disk 0. Note: At this point, a single unallocated partition would be displayed.

V. Restoring a Single Partition on Disk 0

1. Click "New" to create Disk 0 Partition 1.2. Click "APPLY" to set the size of Disk 0 Partition 1 to the maximum available size.3. When the partition is created, click "Format" to format the partition.4. Click "OK" to confirm the formatting action.5. Remove the Lenovo Product Recovery DVD.6. Press the power button until the system is powered off.7. Proceed to Recovery System with OneKey Recovery

VI. Recovering System with OneKey Recovery

1. Turn system on.2. Enter "Lenovo Rescue System". (1) Press F2 or LVT key right after the Lenovo LOGO is displayed.3. Click on "OneKey Recovery" at the Lenovo Rescue System Interface.4. The system will reboot to enter the OneKey Recovery interface.5. Use ↑ and ↓keys to select Recover Factory Backup or Recover Original Backup and then press ENTER.6. Press the E key to continue.7. Press the E key again to continue. Note: While the recovery process is taking place, DO NOT press any key, otherwise OneKey Recovery will be aborted.8. Once the recovery process completes, press any key to restart the system.

At this point, Windows Vista should be able to boot normally. Since this is the first time the system boots up after recovering, follow the onscreen instructions to set it up as desired.